int confirmWithCancel(QString s)
{
   QMessageBox* pmbx =  new QMessageBox("Warning",  s, QMessageBox::Warning,  QMessageBox::Yes, QMessageBox::No, QMessageBox::Cancel | QMessageBox::Escape);

   int pressed = pmbx->exec();

   if (pressed == QMessageBox::Yes)
   {
          delete pmbx;
          return 0;
   }
   else if (pressed == QMessageBox::Cancel)
   {
          delete pmbx;
          return 2;
   }
   else
   {
          delete pmbx;
          return 1;
   }

   delete pmbx;

   return 1;
}